The SRH-940 is a tri-band HT antenna for 6 meters, 2 meters and 430 MHz. It is 18 inches (45 cm) tall and weighs 2 ounces (44 g). This flexible antenna is black. This 50 ohm antenna can handle up to 10 watts.The SRH940 is a 1/4 wave on 6 and 2 meters..